Clean up help dialog text.
remove "Hide Main Window" -- much better UX, less buggy, and makes it possible raise window when it is obscured. To hide, just close window.
properly align login and logout buttons
added non-functional decorative footer
simplify wizard instructions
clean up icons in mainwindow.qrc
svg icons! well, how about that?
Merge remote-tracking branch 'refs/remotes/elijah/feature/minorui' into develop